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      1 /*
      2  * Copyright (C) 2010 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.internal.app;
     18 
     19 import android.app.Activity;
     20 import android.content.ActivityNotFoundException;
     21 import android.content.Context;
     22 import android.content.Intent;
     23 import android.graphics.Typeface;
     24 import android.provider.Settings;
     25 import android.os.Build;
     26 import android.os.Bundle;
     27 import android.os.Handler;
     28 import android.text.method.AllCapsTransformationMethod;
     29 import android.text.method.TransformationMethod;
     30 import android.util.DisplayMetrics;
     31 import android.view.Gravity;
     32 import android.view.View;
     33 import android.view.ViewGroup;
     34 import android.view.animation.AccelerateInterpolator;
     35 import android.view.animation.AnticipateOvershootInterpolator;
     36 import android.view.animation.DecelerateInterpolator;
     37 import android.widget.FrameLayout;
     38 import android.widget.ImageView;
     39 import android.widget.LinearLayout;
     40 import android.widget.TextView;
     41 import android.widget.Toast;
     42 
     43 public class PlatLogoActivity extends Activity {
     44     FrameLayout mContent;
     45     int mCount;
     46     final Handler mHandler = new Handler();
     47     static final int BGCOLOR = 0xffed1d24;
     48 
     49     @Override
     50     protected void onCreate(Bundle savedInstanceState) {
     51         super.onCreate(savedInstanceState);
     52 
     53         DisplayMetrics metrics = new DisplayMetrics();
     54         getWindowManager().getDefaultDisplay().getMetrics(metrics);
     55 
     56         Typeface bold = Typeface.create("sans-serif", Typeface.BOLD);
     57         Typeface light = Typeface.create("sans-serif-light", Typeface.NORMAL);
     58 
     59         mContent = new FrameLayout(this);
     60         mContent.setBackgroundColor(0xC0000000);
     61 
     62         final FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(
     63                 FrameLayout.LayoutParams.WRAP_CONTENT,
     64                 FrameLayout.LayoutParams.WRAP_CONTENT);
     65         lp.gravity = Gravity.CENTER;
     66 
     67         final ImageView logo = new ImageView(this);
     68         logo.setImageResource(com.android.internal.R.drawable.platlogo);
     69         logo.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
     70         logo.setVisibility(View.INVISIBLE);
     71 
     72         final View bg = new View(this);
     73         bg.setBackgroundColor(BGCOLOR);
     74         bg.setAlpha(0f);
     75 
     76         final TextView letter = new TextView(this);
     77 
     78         letter.setTypeface(bold);
     79         letter.setTextSize(300);
     80         letter.setTextColor(0xFFFFFFFF);
     81         letter.setGravity(Gravity.CENTER);
     82         letter.setText(String.valueOf(Build.ID).substring(0, 1));
     83 
     84         final int p = (int)(4 * metrics.density);
     85 
     86         final TextView tv = new TextView(this);
     87         if (light != null) tv.setTypeface(light);
     88         tv.setTextSize(30);
     89         tv.setPadding(p, p, p, p);
     90         tv.setTextColor(0xFFFFFFFF);
     91         tv.setGravity(Gravity.CENTER);
     92         tv.setTransformationMethod(new AllCapsTransformationMethod(this));
     93         tv.setText("Android " + Build.VERSION.RELEASE);
     94         tv.setVisibility(View.INVISIBLE);
     95 
     96         mContent.addView(bg);
     97         mContent.addView(letter, lp);
     98         mContent.addView(logo, lp);
     99 
    100         final FrameLayout.LayoutParams lp2 = new FrameLayout.LayoutParams(lp);
    101         lp2.gravity = Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL;
    102         lp2.bottomMargin = 10*p;
    103 
    104         mContent.addView(tv, lp2);
    105 
    106         mContent.setOnClickListener(new View.OnClickListener() {
    107             int clicks;
    108             @Override
    109             public void onClick(View v) {
    110                 clicks++;
    111                 if (clicks >= 6) {
    112                     mContent.performLongClick();
    113                     return;
    114                 }
    115                 letter.animate().cancel();
    116                 final float offset = (int)letter.getRotation() % 360;
    117                 letter.animate()
    118                     .rotationBy((Math.random() > 0.5f ? 360 : -360) - offset)
    119                     .setInterpolator(new DecelerateInterpolator())
    120                     .setDuration(700).start();
    121             }
    122         });
    123 
    124         mContent.setOnLongClickListener(new View.OnLongClickListener() {
    125             @Override
    126             public boolean onLongClick(View v) {
    127                 if (logo.getVisibility() != View.VISIBLE) {
    128                     bg.setScaleX(0.01f);
    129                     bg.animate().alpha(1f).scaleX(1f).setStartDelay(500).start();
    130                     letter.animate().alpha(0f).scaleY(0.5f).scaleX(0.5f)
    131                             .rotationBy(360)
    132                             .setInterpolator(new AccelerateInterpolator())
    133                             .setDuration(1000)
    134                             .start();
    135                     logo.setAlpha(0f);
    136                     logo.setVisibility(View.VISIBLE);
    137                     logo.setScaleX(0.5f);
    138                     logo.setScaleY(0.5f);
    139                     logo.animate().alpha(1f).scaleX(1f).scaleY(1f)
    140                         .setDuration(1000).setStartDelay(500)
    141                         .setInterpolator(new AnticipateOvershootInterpolator())
    142                         .start();
    143                     tv.setAlpha(0f);
    144                     tv.setVisibility(View.VISIBLE);
    145                     tv.animate().alpha(1f).setDuration(1000).setStartDelay(1000).start();
    146                     return true;
    147                 }
    148                 return false;
    149             }
    150         });
    151 
    152         logo.setOnLongClickListener(new View.OnLongClickListener() {
    153             @Override
    154             public boolean onLongClick(View v) {
    155                 if (Settings.System.getLong(getContentResolver(), Settings.System.EGG_MODE, 0)
    156                         == 0) {
    157                     // For posterity: the moment this user unlocked the easter egg
    158                     Settings.System.putLong(getContentResolver(),
    159                             Settings.System.EGG_MODE,
    160                             System.currentTimeMillis());
    161                 }
    162                 try {
    163                     startActivity(new Intent(Intent.ACTION_MAIN)
    164                         .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
    165                             | Intent.FLAG_ACTIVITY_CLEAR_TASK
    166                             | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS)
    167                         .addCategory("com.android.internal.category.PLATLOGO"));
    168                 } catch (ActivityNotFoundException ex) {
    169                     android.util.Log.e("PlatLogoActivity", "Couldn't catch a break.");
    170                 }
    171                 finish();
    172                 return true;
    173             }
    174         });
    175 
    176         setContentView(mContent);
    177     }
    178 }
    179